second–guess

Full Definition of SECOND-GUESS

1

: to criticize or question actions or decisions of (someone) often after the results of those actions or decisions are known <meet almost every morning and, over coffee, second–guess the local coach — Bruce Newman>; also: to engage in such criticism of (an action or decision) <second–guess the general's strategy>

2

: to seek to anticipate or predict <lived royally by his ability to second–guess the stock market — Time>